explosive

Adjective

• sudden and loud
  • an explosive laugh
    

• liable to lead to sudden change or violence
  • an explosive issue
    
  • a volatile situation with troops and rioters eager for a confrontation
    

• serving to explode or characterized by explosion or sudden outburst
  • an explosive device
    
  • explosive gas
    
  • explosive force
    
  • explosive violence
    
  • an explosive temper
    

Noun

• a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struck